Triple
T17635518
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Medstead and Four Marks railway station |
E430082
|
entity |
| Predicate | hasHeritageOperator |
P56395
|
FINISHED |
| Object | Mid Hants Railway Ltd |
—
|
NE NERFINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Mid Hants Railway Ltd | Statement: [Medstead and Four Marks railway station, hasHeritageOperator, Mid Hants Railway Ltd]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mid Hants Railway Ltd Context triple: [Medstead and Four Marks railway station, hasHeritageOperator, Mid Hants Railway Ltd]
-
A.
Mid Hants Railway
chosen
Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
-
B.
Romney, Hythe and Dymchurch Railway
The Romney, Hythe and Dymchurch Railway is a famous 15-inch gauge light railway in Kent, England, known for its miniature steam and diesel locomotives running between Hythe and Dungeness.
-
C.
Mid-Norfolk Railway
The Mid-Norfolk Railway is a preserved heritage railway in Norfolk, England, operating historic trains along a restored section of the former Wymondham–Dereham line.
-
D.
Chiltern Railways
Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
-
E.
Mid-Kent Railway
Mid-Kent Railway was a 19th-century British railway company that operated local lines in the Kent area, later becoming part of the larger Southern railway network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d889e37f308190a6aa0a69daff86c7 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46de0ad988190b1a2c0bff69eb9f1 |
completed | April 19, 2026, 5:53 a.m. |
Created at: April 10, 2026, 5:52 a.m.